package javaIO;

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.nio.channels.FileChannel;

//using transferto between channels
public class TransferTo {
    public static void main(String[] args) throws Exception{
        if (args.length != 2)
        {
            System.out.println("arguments: sourcefile destfile");
            System.exit(1);
        }
        FileChannel in = new FileInputStream(args[0]).getChannel(),
                out = new FileOutputStream(args[1]).getChannel();

        in.transferTo(0,in.size(),out);
    }
}
